code: def tearDown(self):
      execute_query_fetch_all(
          self.evadb, "DROP DATABASE IF EXISTS hackernews_data;"
      )
  
file_path: evadb/test/integration_tests/long/test_hackernews_datasource.py
imports: import unittest
  from test.util import get_evadb_for_testing
  import pytest
  from evadb.server.command_handler import execute_query_fetch_all
  from evadb.third_party.databases.hackernews.table_column_info import HACKERNEWS_COLUMNS
label_desc: Use image node_id 2 for calling the HackernewsDataSourceTest obj's underlying member method code with example usage: obj.tearDown() without return types